Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
vel-
→
Czech
velryba
(affix)
→
Czech
velvyslanec
(affix)
→
Czech
velmoc
(affix)
→
Czech
velvyslankyně
(affix)